Arched Island Weather Forecast

    • 10
    • 17

    Partly cloudy

    • 9
    • 15

    Cloudy

    • 10
    • 16

    Cloudy

    • 9
    • 17

    Cloud clearing

    • 8
    • 18

    Sunny

    • 9
    • 20

    Mostly sunny

    • 10
    • 19

    Shower or two

Today 10 May South East

Partly cloudy. Winds southeast to southwesterly 15 to 20 km/h tending northwest to southwesterly in the late evening.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing below 1 metre later in the evening.
1st Swell
Southwesterly 3 metres.
Weather
Cloudy.
Weather Situation
A high pressure centre lies over the Bight and extends a ridge of high pressure over Tasmania, bringing mostly settled weather to the state. The high is expected to slowly approach Tasmania, passing close to the south during Tuesday before establishing over the Tasman Sea on Wednesday and Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Arched Island Temperature Statistics View More

May Temperature

Cape Bruny (16km)

  • Lowest 7 May, 2026

    4.9 °C

  • Average May

    14.1 °C

  • Highest 1 May, 2026

    24.8 °C

Climate (2021–Present)

Cape Bruny (16km)

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  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    12.4 °C

  • Average High 2021–2026

    16.5 °C
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